This was the first time a mutated gene has been restored to normal. The small study of nine ... inhaled irritants like smoke or dust. But in people with the disease, a single change in a DNA ...

Epigenetic changes can switch genes on or off and determine which proteins are transcribed. Epigenetics is involved in many normal cellular processes. Consider the fact that our cells all have the ...

Another matter bioethicists often consider is that people may discover that they carry some genes associated with physiological or behavioral traits that are frequently perceived as negative.